Home / 3,336.22-5,008.58-2,721.12

Finding the Fourth Proportional to 3,336.22, 5,008.58 and 2,721.12

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Solution

The fourth proportional to 3,336.22, 5,008.58 and 2,721.12 is: 4,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.22 : 5,008.58 = 2,721.12 : x
  2. Step 2: Convert to fraction form
    3,336.22/5,008.58 = 2,721.12/x
  3. Step 3: Cross multiply
    3,336.22x = 5,008.58 × 2,721.12
  4. Step 4: Simplify right side
    3,336.22x = 13,628,933.60
  5. Step 5: Solve for x
    x = 13,628,933.60/3,336.22
  6. Step 6: Final answer
    x = 4,085.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.